import { IExecuteFunctions } from 'n8n-core'; import { INodeExecutionData, INodeParameters, INodeType, INodeTypeDescription, } from 'n8n-workflow'; import { set } from 'lodash'; export class Set implements INodeType { description: INodeTypeDescription = { displayName: 'Set', name: 'set', icon: 'fa:pen', group: ['input'], version: 1, description: 'Sets values on the items and removes if selected all other values.', defaults: { name: 'Set', color: '#0000FF', }, inputs: ['main'], outputs: ['main'], properties: [ { displayName: 'Keep Only Set', name: 'keepOnlySet', type: 'boolean', default: false, description: 'If only the values set on this node should be
kept and all others removed.', }, { displayName: 'Values to Set', name: 'values', placeholder: 'Add Value', type: 'fixedCollection', typeOptions: { multipleValues: true, }, description: 'The value to set.', default: {}, options: [ { name: 'boolean', displayName: 'Boolean', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'boolean', default: false, description: 'The boolean value to write in the property.', }, ] }, { name: 'number', displayName: 'Number', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'number', default: 0, description: 'The number value to write in the property.', }, ] }, { name: 'string', displayName: 'String', values: [ { displayName: 'Name', name: 'name', type: 'string', default: 'propertyName', description: 'Name of the property to write data to.
Supports dot-notation.
Example: "data.person[0].name"', }, { displayName: 'Value', name: 'value', type: 'string', default: '', description: 'The string value to write in the property.', }, ] }, ], }, ] }; execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); if (items.length === 0) { items.push({json: {}}); } const returnData: INodeExecutionData[] = []; let item: INodeExecutionData; let keepOnlySet: boolean; for (let itemIndex = 0; itemIndex < items.length; itemIndex++) { keepOnlySet = this.getNodeParameter('keepOnlySet', itemIndex, []) as boolean; item = items[itemIndex]; const newItem: INodeExecutionData = { json: {}, }; if (keepOnlySet !== true) { if (item.binary !== undefined) { // Create a shallow copy of the binary data so that the old // data references which do not get changed still stay behind // but the incoming data does not get changed. newItem.binary = {}; Object.assign(newItem.binary, item.binary); } newItem.json = JSON.parse(JSON.stringify(item.json)); } // Add boolean values (this.getNodeParameter('values.boolean', itemIndex, []) as INodeParameters[]).forEach((setItem) => { set(newItem.json, setItem.name as string, !!setItem.value); }); // Add number values (this.getNodeParameter('values.number', itemIndex, []) as INodeParameters[]).forEach((setItem) => { set(newItem.json, setItem.name as string, setItem.value); }); // Add string values (this.getNodeParameter('values.string', itemIndex, []) as INodeParameters[]).forEach((setItem) => { set(newItem.json, setItem.name as string, setItem.value); }); returnData.push(newItem); } return this.prepareOutputData(returnData); } }